Finding the Fourth Proportional to 7,293.12, 10,064.52 and 3,981.12

Step by Step Solution

1. Step 1: Write the proportion equation
   7,293.12 : 10,064.52 = 3,981.12 : x
2. Step 2: Convert to fraction form
   7,293.12/10,064.52 = 3,981.12/x
3. Step 3: Cross multiply
   7,293.12x = 10,064.52 × 3,981.12
4. Step 4: Simplify right side
   7,293.12x = 40,068,061.86
5. Step 5: Solve for x
   x = 40,068,061.86/7,293.12
6. Step 6: Final answer
   x = 5,493.95